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GB1020598A
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Pumps of the worm rotor type
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ES284248A1
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A variable reluctance engine (Machine-translation by Google Translate, not legally binding)
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GB974201A
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Improved electric motor
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GB911014A
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Improvements in fluid flow control valves in apparatus for the supply of fluid underpressure
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GB882739A
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Indicating or signalling device applicable particularly to circulating pumps for central heating plants
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GB842308A
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Improvements in or relating to membrane pumps
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GB839740A
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Fluid distributing valve device
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GB789249A
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Improvements in valves for closing the ends of suction pipes
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GB782218A
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Improvements in bearings
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GB661329A
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Balanced screw pumps
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GB660005A
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Centrifugal pumps provided with means for automatic starting of suction
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GB232174A
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Improvements in rotary piston pumps
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